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This is not a valid ID attribute:<br>
<a class="moz-txt-link-freetext" href="http://www.w3.org/TR/2000/REC-xml-20001006#sec-attribute-types">http://www.w3.org/TR/2000/REC-xml-20001006#sec-attribute-types</a>"<br>
"Values of type <b>ID</b> must match the <a
href="http://www.w3.org/TR/2000/REC-xml-20001006#NT-Name">Name</a>
production."<br>
<br>
<a class="moz-txt-link-freetext" href="http://www.w3.org/TR/2000/REC-xml-20001006#NT-Name">http://www.w3.org/TR/2000/REC-xml-20001006#NT-Name</a> <br>
[4]
<code>NameChar</code>
::=
<code><a href="http://www.w3.org/TR/2000/REC-xml-20001006#NT-Letter">Letter</a>
| <a href="http://www.w3.org/TR/2000/REC-xml-20001006#NT-Digit">Digit</a>
| '.' | '-' | '_' | ':' | <a
href="http://www.w3.org/TR/2000/REC-xml-20001006#NT-CombiningChar">CombiningChar</a>
| <a href="http://www.w3.org/TR/2000/REC-xml-20001006#NT-Extender">Extender</a></code>
<a name="NT-Name"></a><br>
[5]
<code>Name</code>
::=
<code>(<a href="http://www.w3.org/TR/2000/REC-xml-20001006#NT-Letter">Letter</a>
| '_' | ':') (<a
href="http://www.w3.org/TR/2000/REC-xml-20001006#NT-NameChar">NameChar</a>)*</code><code><br>
</code><br>
The plus '+' sign in your ID attribute is invalid. Search xmlsec and/or
libxml<br>
mailing list archives. It was already discussed a couple times.<br>
<br>
Aleksey<br>
<br>
<blockquote type="cite" cite="mid3F1252FB.4080000@schlund.de"><br>
func=xmlSecXPathDataExecute:file=xpath.c:line=250:obj=unknown:subj=xmlXPtrEval:error=5:libxml2
library function
failed:expr=xpointer(id('APZc0FCkCmUVZgFuS5A8ywIXr+XA'))
</blockquote>
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